stockholm/krebs/3modules/default.nix

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{ config, lib, ... }:
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with import <stockholm/lib>;
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let
cfg = config.krebs;
out = {
imports = [
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../../kartei
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./acl.nix
./airdcpp.nix
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./announce-activation.nix
./apt-cacher-ng.nix
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./backup.nix
./bepasty-server.nix
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./bindfs.nix
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./brockman.nix
./build.nix
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./cachecache.nix
./ci
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./current.nix
./dns.nix
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./exim-retiolum.nix
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./exim-smarthost.nix
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./exim.nix
./fetchWallpaper.nix
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./git.nix
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./github
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./go.nix
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./hidden-ssh.nix
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./hosts.nix
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./htgen.nix
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./iana-etc.nix
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./iptables.nix
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./kapacitor.nix
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./konsens.nix
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./monit.nix
./nixpkgs.nix
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./on-failure.nix
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./os-release.nix
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./per-user.nix
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./permown.nix
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./power-action.nix
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./reaktor2.nix
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./realwallpaper.nix
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./repo-sync.nix
./retiolum-bootstrap.nix
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./secret.nix
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./setuid.nix
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./shadow.nix
./sitemap.nix
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./ssl.nix
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./sync-containers.nix
./systemd.nix
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./tinc.nix
./tinc_graphs.nix
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./upstream
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./urlwatch.nix
./users.nix
./xresources.nix
./zones.nix
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];
options.krebs = api;
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config = lib.mkIf cfg.enable imp;
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};
api = {
enable = mkEnableOption "krebs";
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zone-head-config = mkOption {
type = with types; attrsOf str;
description = ''
The zone configuration head which is being used to create the
zone files. The string for each key is pre-pended to the zone file.
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'';
# TODO: configure the default somewhere else,
# maybe use krebs.dns.providers
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default = {
# github.io -> 192.30.252.154
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"krebsco.de" = ''
$TTL 86400
@ IN SOA dns19.ovh.net. tech.ovh.net. (2015052000 86400 3600 3600000 86400)
IN NS ns19.ovh.net.
IN NS dns19.ovh.net.
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IN A 185.199.108.153
IN A 185.199.109.153
IN A 185.199.110.153
IN A 185.199.111.153
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'';
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};
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};
};
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imp = lib.mkMerge [
{
services.openssh.hostKeys =
let inherit (config.krebs.build.host.ssh) privkey; in
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mkIf (privkey != null) [privkey];
services.openssh.knownHosts =
filterAttrs
(knownHostName: knownHost:
knownHost.publicKey != null &&
knownHost.hostNames != []
)
(mapAttrs
(hostName: host: {
hostNames =
concatLists
(mapAttrsToList
(netName: net:
let
aliases =
concatLists [
shortAliases
net.aliases
net.addrs
];
shortAliases =
optionals
(cfg.dns.search-domain != null)
(map (removeSuffix ".${cfg.dns.search-domain}")
(filter (hasSuffix ".${cfg.dns.search-domain}")
net.aliases));
addPort = alias:
if net.ssh.port != 22
then "[${alias}]:${toString net.ssh.port}"
else alias;
in
map addPort aliases
)
host.nets);
publicKey = host.ssh.pubkey;
})
(foldl' mergeAttrs {} [
cfg.hosts
{
localhost = {
nets.local = {
addrs = [ "127.0.0.1" "::1" ];
aliases = [ "localhost" ];
ssh.port = 22;
};
ssh.pubkey = config.krebs.build.host.ssh.pubkey;
};
}
]));
programs.ssh.extraConfig = concatMapStrings
(net: ''
Host ${toString (net.aliases ++ net.addrs)}
Port ${toString net.ssh.port}
'')
(filter
(net: net.ssh.port != 22)
(concatMap (host: attrValues host.nets)
(mapAttrsToList
(_: host: recursiveUpdate host
(optionalAttrs (cfg.dns.search-domain != null &&
hasAttr cfg.dns.search-domain host.nets) {
nets."" = host.nets.${cfg.dns.search-domain} // {
aliases = [host.name];
addrs = [];
};
}))
config.krebs.hosts)));
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}
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];
in out